1449648427 has 2 divisors, whose sum is σ = 1449648428. Its totient is φ = 1449648426.

The previous prime is 1449648383. The next prime is 1449648437. The reversal of 1449648427 is 7248469441.

It is a strong prime.

It is an emirp because it is prime and its reverse (7248469441) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1449648427 is a prime.

It is not a weakly prime, because it can be changed into another prime (1449648437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 724824213 + 724824214.

It is an arithmetic number, because the mean of its divisors is an integer number (724824214).

Almost surely, 2^1449648427 is an apocalyptic number.

1449648427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1449648427 is an equidigital number, since it uses as much as digits as its factorization.

1449648427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1548288, while the sum is 49.

The square root of 1449648427 is about 38074.2488698070. The cubic root of 1449648427 is about 1131.7597107938.

The spelling of 1449648427 in words is "one billion, four hundred forty-nine million, six hundred forty-eight thousand, four hundred twenty-seven".